when i run
Code:
lipc-set-prop com.lab126.winmgr epdcMode Y8INV
strace shows
Code:
[pid 3704] 16:40:28.676711 [76937bdc] ioctl(19, FBIOGET_VSCREENINFO, 0x7e90e5f8) = 0
[pid 3704] 16:40:28.680562 [76937bdc] ioctl(19, FBIOPUT_VSCREENINFO or PF_IOCTL_UNINIT, 0x7e90e5f8) = 0
strace: Process 21893 attached
[pid 21893] 16:40:28.750241 [76aa2228] --- SIGILL {si_signo=SIGILL, si_code=ILL_ILLOPC, si_addr=0x76aa2228} ---
[pid 21893] 16:40:28.801246 [????????] +++ exited with 0 +++
[pid 3704] 16:40:28.802288 [768d03cc] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21893, si_uid=0, si_status=0, si_utime=0, si_stime=3} ---
strace: Process 21894 attached
[pid 21894] 16:40:28.870378 [????????] +++ exited with 0 +++
[pid 3704] 16:40:28.871231 [768d03cc] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21894, si_uid=0, si_status=0, si_utime=1, si_stime=3} ---
[pid 4910] 16:40:28.916391 [76937bdc] ioctl(19, _IOC(_IOC_WRITE, 0x46, 0x2e, 0x50), 0x7608fc7c) = 0
[pid 4910] 16:40:29.318591 [76937bdc] ioctl(19, _IOC(_IOC_WRITE, 0x46, 0x2e, 0x50), 0x7608fc7c) = 0
[pid 4910] 16:40:29.323166 [76937bdc] ioctl(19, _IOC(_IOC_WRITE, 0x46, 0x2e, 0x50), 0x7608fc7c) = 0
[pid 4910] 16:40:29.336899 [76937bdc] ioctl(19, _IOC(_IOC_WRITE, 0x46, 0x2e, 0x50), 0x7608fc7c) = 0
and since HW nightmode does not actually work on my KT4
every time the screen updates, after the first update it just keeps on flashing white/black
with
Code:
strace -fittv -e trace=ioctl ./fbdepth -vH toggle
i get:
Code:
[FBInk] Detected a Kindle Basic 3 (10L -> 0x414 => Jaeger on Rex)
16:46:49.109301 [76e6abdc] ioctl(3, FBIOGET_VSCREENINFO, 0x23090) = 0
Variable fb info: 600x800 (608x10752), 8bpp @ rotation: 3 (Counter Clockwise, 270°)
16:46:49.114350 [76e6abdc] ioctl(3, FBIOGET_FSCREENINFO, 0x23138) = 0
Fixed fb info: ID is "mxc_epdc_fb", length of fb mem: 6537216 bytes & line length: 608 bytes
Current bitdepth is already 8bpp, but the grayscale flag is bogus!
Switching fb to 8bpp (current bitdepth) . . .
Setting bitdepth to 8bpp
Setting grayscale to 2
16:46:49.121415 [76e6abdc] ioctl(3, FBIOPUT_VSCREENINFO or PF_IOCTL_UNINIT, 0x23090) = 0
Bitdepth is now 8bpp (grayscale: 2) @ rotate: 3 (Counter Clockwise, 270°)
16:46:49.122738 [76e6abdc] ioctl(3, FBIOGET_VSCREENINFO, 0x23090) = 0
Variable fb info: 600x800 (608x10752), 8bpp @ rotation: 3 (Counter Clockwise, 270°)
16:46:49.123972 [76e6abdc] ioctl(3, FBIOGET_FSCREENINFO, 0x23138) = 0
Fixed fb info: ID is "mxc_epdc_fb", length of fb mem: 6537216 bytes & line length: 608 bytes
16:46:49.126350 [????????] +++ exited with 0 +++
btw when i try to compile FBInk utils with -flto i get errors
Code:
make CFLAGS=-flto KINDLE=1 CROSS_TC=~/x-tools/arm-kindlepw2-linux-gnueabi/bin/arm-kindlepw2-linux-gnueabi utils
fatal: No names found, cannot describe anything.
mkdir -p Release/shared/cutef8 Release/static/cutef8 Release/shared/libunibreak/src Release/static/libunibreak/src Release/shared/qimagescale Release/static/qimagescale
/home/user/x-tools/arm-kindlepw2-linux-gnueabi/bin/arm-kindlepw2-linux-gnueabi-gcc -DNDEBUG -D_REENTRANT=1 -D_GNU_SOURCE -DFBINK_FOR_KINDLE -DFBINK_MINIMAL -flto -ftree-vectorize -funroll-loops -fno-common -Wall -Wextra -Wunused -Wformat=2 -Wformat-signedness -Wformat-truncation=1 -Wnull-dereference -Wuninitialized -Wno-maybe-uninitialized -Wduplicated-branches -Wduplicated-cond -Wundef -Wbad-function-cast -Wwrite-strings -Wjump-misses-init -Wlogical-op -Wstrict-prototypes -Wold-style-definition -Wshadow -Wmissing-prototypes -Wmissing-declarations -Wnested-externs -Winline -Wcast-qual -Wcast-align -Wconversion -Wno-jump-misses-init -Wl,--as-needed -L./Release -oRelease/rota utils/rota.c
/home/user/x-tools/arm-kindlepw2-linux-gnueabi/lib/gcc/arm-kindlepw2-linux-gnueabi/7.5.0/../../../../arm-kindlepw2-linux-gnueabi/bin/ld.bfd: /tmp/ccLgKxMp.ltrans0.ltrans.o: in function `font8x8_get_bitmap':
<artificial>:(.text+0xb18): undefined reference to `u8_cp_to_utf8'
/home/user/x-tools/arm-kindlepw2-linux-gnueabi/lib/gcc/arm-kindlepw2-linux-gnueabi/7.5.0/../../../../arm-kindlepw2-linux-gnueabi/bin/ld.bfd: <artificial>:(.text+0xb3c): undefined reference to `u8_cp_to_utf8'
/home/user/x-tools/arm-kindlepw2-linux-gnueabi/lib/gcc/arm-kindlepw2-linux-gnueabi/7.5.0/../../../../arm-kindlepw2-linux-gnueabi/bin/ld.bfd: /tmp/ccLgKxMp.ltrans0.ltrans.o: in function `draw':
<artificial>:(.text+0xd94): undefined reference to `u8_strlen2'
/home/user/x-tools/arm-kindlepw2-linux-gnueabi/lib/gcc/arm-kindlepw2-linux-gnueabi/7.5.0/../../../../arm-kindlepw2-linux-gnueabi/bin/ld.bfd: <artificial>:(.text+0x1c46): undefined reference to `u8_cp_to_utf8'
/home/user/x-tools/arm-kindlepw2-linux-gnueabi/lib/gcc/arm-kindlepw2-linux-gnueabi/7.5.0/../../../../arm-kindlepw2-linux-gnueabi/bin/ld.bfd: <artificial>:(.text+0x1c96): undefined reference to `u8_cp_to_utf8'
/home/user/x-tools/arm-kindlepw2-linux-gnueabi/lib/gcc/arm-kindlepw2-linux-gnueabi/7.5.0/../../../../arm-kindlepw2-linux-gnueabi/bin/ld.bfd: <artificial>:(.text+0x30e4): undefined reference to `u8_nextchar2'
/home/user/x-tools/arm-kindlepw2-linux-gnueabi/lib/gcc/arm-kindlepw2-linux-gnueabi/7.5.0/../../../../arm-kindlepw2-linux-gnueabi/bin/ld.bfd: /tmp/ccLgKxMp.ltrans0.ltrans.o: in function `fbink_print':
<artificial>:(.text+0x7be8): undefined reference to `u8_strlen2'
/home/user/x-tools/arm-kindlepw2-linux-gnueabi/lib/gcc/arm-kindlepw2-linux-gnueabi/7.5.0/../../../../arm-kindlepw2-linux-gnueabi/bin/ld.bfd: <artificial>:(.text+0x857e): undefined reference to `u8_nextchar2'
collect2: error: ld returned 1 exit status
make: *** [Makefile:525: utils] Error 1
but make KINDLE=1 CROSS_TC=~/x-tools/arm-kindlepw2-linux-gnueabi/bin/arm-kindlepw2-linux-gnueabi utils works